Patents by Inventor Thomas Schmidt-Lehmann

Thomas Schmidt-Lehmann has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Lamp base
    Patent number: 8162528
    Abstract: The invention relates to a lamp base (2), in particular a lamp base for a vehicle lamp, the lamp base having a plastic base part (20) with at least one molded stub (21), wherein the plastics material of the plastic base part is mixed with reinforcing fibers (4), the orientation of which in the stub has a preferential direction. This allows the mechanical load-bearing capacity of the stubs to be advantageously increased.
    Type: Grant
    Filed: August 17, 2007
    Date of Patent: April 24, 2012
    Assignee: Osram AG
    Inventors: Karin Dressel, Matthias Protsch, Thomas Schmidt-Lehmann
  • Lamp base
    Publication number: 20100176709
    Abstract: The invention relates to a lamp base (2), in particular a lamp base for a vehicle lamp, the lamp base having a plastic base part (20) with at least one moulded stub (21), wherein the plastics material of the plastic base part is mixed with reinforcing fibres (4), the orientation of which in the stub has a preferential direction. This allows the mechanical load-bearing capacity of the stubs to be advantageously increased.
    Type: Application
    Filed: August 17, 2007
    Publication date: July 15, 2010
    Inventors: Karin Dressel, Matthias Protsch, Thomas Schmidt-Lehmann
  • Component With a Weld Projection Having a Projection and Lamp Housing Part Comprising a Component with a Weld Projection
    Publication number: 20090316418
    Abstract: A weld projection (8), especially for laser welding, has an indent (10) that is disposed in a first component (4) and that can be welded together with at least one second component (6). The invention is characterized in that the weld projection (8) has a projection (14) and can be brought into contact with the second component (6) via the projection. A shielding housing (1) including such a weld projection (8) for a lamp base is also disclosed.
    Type: Application
    Filed: April 26, 2006
    Publication date: December 24, 2009
    Applicant: Patent-Treuhand Gesellschaft fur Elektrische Gluhlampen MBH
    Inventors: Bodo Mittler, Thomas Schmidt-Lehmann
  • Method for Producing a Discharge Tube Arrangement, and One Such Discharge Tube Arrangement
    Publication number: 20090026947
    Abstract: A method for producing a discharge tube arrangement (1) for a lamp, and a discharge tube arrangement produced according to one such method. The arrangement has an outer piston (2) into which a discharge tube (6) is inserted, the outer piston being sealed to the discharge tube and defining a gas-tight intermediate region (12) therewith, for receiving a gas inflation (14). According to the invention, the intermediate region (12) is cleaned and/or filled with gas via the discharge tube (6).
    Type: Application
    Filed: February 7, 2006
    Publication date: January 29, 2009
    Applicant: PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRICHE GLULAMPEN MBH
    Inventors: Florian Bedynek, Franz Brenner, Jurgen Graf, Thomas Schmidt-Lehmann
  • Vehicle Lamp
    Patent number: 7275855
    Abstract: The invention relates to a vehicle lamp having a lamp base, which is equipped with the electrical connections of the vehicle lamp, the lamp base (2) having a plastic base part (20) which has at least one integrally formed stud (21), which serves the purpose of mounting the vehicle lamp in the vehicle headlight and which is provided with reinforcing means (31) in order to increase its mechanical robustness.
    Type: Grant
    Filed: May 19, 2005
    Date of Patent: October 2, 2007
    Inventors: Matthias Protsch, Thomas Schmidt-Lehmann
  • Base for a lamp
    Publication number: 20060262543
    Abstract: A base for a lamp, in particular a high-pressure discharge lamp, has an accommodating area for electronic components of the lamp and a chamber for the purpose of accommodating at least one further electronic component, for example a transformer, an electrical contact element being arranged in the base and connecting a voltage output of the transformer to a power supply line of the lamp via a connecting region. The connecting region is electrically insulated from the accommodating area of the base by a contact cover.
    Type: Application
    Filed: May 18, 2006
    Publication date: November 23, 2006
    Applicant: PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCH GLUHLAMPEN MBH
    Inventors: Thomas Schmidt-Lehmann, Heinz-Ingo Schneider
  • Lamp with plastic base having a radiation protective coating
    Patent number: 7059753
    Abstract: The invention relates to a lamp, in particular a motor-vehicle headlight lamp, with a plastic part of which the surface is provided with a coating which contains at least one compound of a metal with oxygen or nitrogen. The coating has the effect of preventing gas emission from the plastic.
    Type: Grant
    Filed: March 12, 2004
    Date of Patent: June 13, 2006
    Assignee: Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH
    Inventors: Ursus Krüger, Uwe Pyritz, Thomas Schmidt-Lehmann, Raymond Ullrich
  • Vehicle lamp
    Publication number: 20050259432
    Abstract: The invention relates to a vehicle lamp having a lamp base, which is equipped with the electrical connections of the vehicle lamp, the lamp base (2) having a plastic base part (20) which has at least one integrally formed stud (21), which serves the purpose of mounting the vehicle lamp in the vehicle headlight and which is provided with reinforcing means (31) in order to increase its mechanical robustness.
    Type: Application
    Filed: May 19, 2005
    Publication date: November 24, 2005
    Applicant: PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH
    Inventors: Matthias Protsch, Thomas Schmidt-Lehmann
  • Lamp
    Publication number: 20040183445
    Abstract: The invention relates to a lamp, in particular a motor-vehicle headlight lamp, with a plastic part of which the surface is provided with a coating which contains at least one compound of a metal with oxygen or nitrogen. The coating has the effect of preventing gas emission from the plastic.
    Type: Application
    Filed: March 12, 2004
    Publication date: September 23, 2004
    Applicant: PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN mbH
    Inventors: Ursus Kruger, Uwe Pyritz, Thomas Schmidt-Lehmann, Raymond Ullrich